private void ApplyCorrectionsWithServerState(ServerStateMessage serverStateMessage, uint bufferSlot)
{
// rewind & replay
StateProcessorComponent.ExecuteState(serverStateMessage.serverState);
_correctionsMadeOnClient++;
// capture the current predicted pos for smoothing
Vector3 prevPosition = StateProcessorComponent.GetCurrentState().position + _clientPositionError;
Quaternion prevRotation = StateProcessorComponent.GetCurrentState().rotation *_clientRotationError;
uint rewindTickNumber = serverStateMessage.tickNumber;
while (rewindTickNumber < _currentTickNumber)
{
bufferSlot = rewindTickNumber % _clientBufferSize;
ClientStoreCurrentStateAndStep(ref _clientStateBuffer[bufferSlot], _clientInputBuffer[bufferSlot]);
rewindTickNumber++;
}
//if the position error is greater than 2 meters, just snap
if ((prevPosition - StateProcessorComponent.GetCurrentState().position).sqrMagnitude >= 4.0f)
{
_clientPositionError = Vector3.zero;
_clientRotationError = Quaternion.identity;
}
else
{
_clientPositionError = prevPosition - StateProcessorComponent.GetCurrentState().position;
_clientRotationError = Quaternion.Inverse(StateProcessorComponent.GetCurrentState().rotation) *
prevRotation;
}
}
public void OnServerStateUpdated()
{
_serverTickAccumulator++;
if (_serverTickAccumulator >= _serverSnapshotRate)
{
_serverTickAccumulator = 0;
ServerStateMessage serverStateMsg = new ServerStateMessage();
serverStateMsg.packetId = _serverPacketID;
serverStateMsg.deliveryTime = _networkClock.CurrentTime;
serverStateMsg.tickNumber = _currentTickNumber;
serverStateMsg.serverState = StateProcessorComponent.GetCurrentState();
//Send Message To Client
NetworkServer.SendToClientOfPlayer(this.gameObject, _stateMessageReceivedID, serverStateMsg);
_serverPacketID++;
}
//Send RPC Call to sync non local clients positions
//TODO: Optimize this
RpcTransformUpdate(StateProcessorComponent.GetCurrentState().position,
StateProcessorComponent.GetCurrentState().rotation);
}
void ClientUpdate()
{
_clientTimer += Time.deltaTime;
while (_clientTimer >= Time.fixedDeltaTime)
{
_clientTimer -= Time.deltaTime;
uint bufferSlot = _currentTickNumber % _clientBufferSize;
_clientInputBuffer[bufferSlot] = InputProcessorComponent.GetCurrentInputs();
// store state for this tick, then use current state + input to step simulation
ClientStoreCurrentStateAndStep(ref _clientStateBuffer[bufferSlot],
InputProcessorComponent.GetCurrentInputs());
ClientPredictedMessage clientPredictedMessage = new ClientPredictedMessage();
clientPredictedMessage.packetId = _clientPacketID;
clientPredictedMessage.deliveryTime = _networkClock.CurrentTime;
clientPredictedMessage.startTickNumber = _sendRedundantInputsToServer
? _clientLastReceivedStateTickNumber
: _currentTickNumber;
var inputList = new List <Inputs>();
for (uint tick = clientPredictedMessage.startTickNumber; tick <= _currentTickNumber; tick++)
{
inputList.Add(_clientInputBuffer[tick % _clientBufferSize]);
}
clientPredictedMessage.inputs = inputList.ToArray();
//Send Input Message To Server
connectionToServer.Send(_predictedMessageReceivedID, clientPredictedMessage);
_clientPacketID++;
_currentTickNumber++;
}
if (ClientHasStateMessage())
{
ServerStateMessage serverStateMessage = _clientServerStateMessageBuffer.Dequeue().Element;
while (ClientHasStateMessage()
) // make sure if there are any newer state messages available, we use those instead
{
serverStateMessage = _clientServerStateMessageBuffer.Dequeue().Element;
}
_clientLastReceivedStateTickNumber = serverStateMessage.tickNumber;
//Broadcast this server state for easy access for debugging purposes
if (OnValidSercerStateReceived != null)
{
OnValidSercerStateReceived(serverStateMessage.serverState);
}
//-----------------------------
uint bufferSlot = serverStateMessage.tickNumber % _clientBufferSize;
Vector3 positionError =
serverStateMessage.serverState.position - _clientStateBuffer[bufferSlot].position;
float rotationError = 1.0f - Quaternion.Dot(serverStateMessage.serverState.rotation,
_clientStateBuffer[bufferSlot].rotation);
//Validating position,rotation and extras rules defined in de State processor
if (positionError.sqrMagnitude > 0.0000001f || rotationError > 0.00001f ||
!StateProcessorComponent.IsValidateState(ref serverStateMessage.serverState,
ref _clientStateBuffer[bufferSlot]))
{
ApplyCorrectionsWithServerState(serverStateMessage, bufferSlot);
}
}
SmoothTransformForModels();
}